Former world number one Luke Donald and five-time major winner Phil Mickelson both struggled in the first round of the Humana Challenge in La Quinta, California as Michael Putnam led after the first round.

Patrick Reed held firm to seal his second PGA Tour title after triumphing in the Humana Challenge by two shots in California.
The Texan came into the final day on the back of three consecutive nine-under-par rounds, which gave him a seemingly unassailable seven-shot lead.